Cap with a ball



FIG. 1 is a front view of the design for a cap with a ball according tothe invention, the rear view being a mirror imgae thereof;

FIG. 2 is a overhead view of the design for a cap according to theinvention;

FIG. 3 is a underside view of the design for a cap according to theinvention; and,

FIG. 4 is a perspective view of the design for a cap according to theinvention.

The ornamental design for a cap with a ball, as shown and described.